Home / 10,432,365.63-14,380,035.65-8,223,628.89

Finding the Fourth Proportional to 10,432,365.63, 14,380,035.65 and 8,223,628.89

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Solution

The fourth proportional to 10,432,365.63, 14,380,035.65 and 8,223,628.89 is: 11,335,499.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,432,365.63 : 14,380,035.65 = 8,223,628.89 : x
  2. Step 2: Convert to fraction form
    10,432,365.63/14,380,035.65 = 8,223,628.89/x
  3. Step 3: Cross multiply
    10,432,365.63x = 14,380,035.65 × 8,223,628.89
  4. Step 4: Simplify right side
    10,432,365.63x = 118,256,076,569,451.78
  5. Step 5: Solve for x
    x = 118,256,076,569,451.78/10,432,365.63
  6. Step 6: Final answer
    x = 11,335,499.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.